St. Louis Rams OG Mark Setterstrom (triceps) suffered a torn left triceps Friday, June 11, reports CBSSports.com, and he could be lost for the season. The team isn't sure if surgery is necessary yet, but his chances of playing in 2010 are not looking good.

Bill Coats, of the St. Louis Post-Dispatch, reports St. Louis Rams OG Mark Setterstrom has been working on his position versatility this offseason because he wants to help the team in any way he can this season. Setterstrom has seen time at center during practices and could become the team's top backup at the position.

The Associated Press reports St. Louis Rams OG Mark Setterstrom (kneecap) suffered a fractured left kneecap Saturday, Aug. 16, and will be placed on Injured Reserve. He will have surgery within the next week.

NFL.com reports St. Louis Rams OG Mark Setterstrom (undisclosed) suffered an undisclosed injury during the team's Week 3 game. He was helped to the sideline and was carted off the field. He did not return to the game.